Castro Valley weather in January (California, United States of America)
Looking to travel to Castro Valley in January? Here's what the weather might have in store during this month.
In January, Castro Valley typically experiences moderate temperatures and moderate rainfall. January is a winter month. Throughout the daytime, temperatures often hover around 15°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 5°C.
Castro Valley in January usually receives moderate rainfall, averaging around 75 mm for the month. Typically around 11 days of rainfall is expected.
The area experiences a moderate amount of sunshine, with approximately 186 hours of sunlight expected. This makes it neither too gloomy nor overly bright.
If your ideal day consists of dry skies and moderate temperatures May, June, July, August, September and October generally stand out with the best circumstances. While December tends to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Castro Valley climate page with graphs.
Castro Valley, monthly averages in January
Where to go in the United States of America in January
Find out more about the weather in the United States of America in January and which places have the best weather conditions in this month.
So, what should you wear in Castro Valley in January?
Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in January.
Interested in more climate information?
This site provides you with all the information you need about the climate in Castro Valley.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.